The Broad Subject Headings are:
FAMILY ( F) - the concept of family is meant as structure of roles, therefore it includes also the term "family planning" when it is used in the sense of household management; other concepts included in this sector are: household.
GENDER (GE) - this sector includes all materials connected to the concept of "gender", together with "equality","women's empowerment", "women's roles" and "women's status".
HEALTH (H) - "Family planning"has been included in this sector when it is referred to the medical and procreation meaning.
LABOUR (L) - this term has been selected in its widest meaning, it includes: credit, economy, economic crisis, micro- enterprises, structural adjustment, work.
POPULATION (P) - the term has been utilized in a restricted sense and it refers to population and demography. Statistical data documents are included in this sector.
GENERALITIES (G) - all the material which could not be sorted on the basis of the previous categories is included here together with documents which are structured in a very generic way. Feminism as history of feminism has been included here.
GENERAL WORKS (GW) -this last sector concerns technical material necessary for the whole activity of documentation and information such as: directories, encyclopedias, documentation literature, and various types of manuals, authority lists, geographical listings, dictionaries, etc.